Line data Source code
1 : /******************************************************************************
2 : * $Id$
3 : *
4 : * Project: OpenGIS Simple Features Reference Implementation
5 : * Purpose: C++ classes for the MiraMon driver
6 : * Author: Abel Pau
7 : ******************************************************************************
8 : * Copyright (c) 2024, Xavier Pons
9 : *
10 : * Permission is hereby granted, free of charge, to any person obtaining a
11 : * copy of this software and associated documentation files (the "Software"),
12 : * to deal in the Software without restriction, including without limitation
13 : * the rights to use, copy, modify, merge, publish, distribute, sublicense,
14 : * and/or sell copies of the Software, and to permit persons to whom the
15 : * Software is furnished to do so, subject to the following conditions:
16 : *
17 : * The above copyright notice and this permission notice shall be included
18 : * in all copies or substantial portions of the Software.
19 : *
20 : * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21 : * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 : * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23 : * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 : * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 : * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26 : * DEALINGS IN THE SOFTWARE.
27 : ****************************************************************************/
28 :
29 : #ifndef OGRMIRAMON_H_INCLUDED
30 : #define OGRMIRAMON_H_INCLUDED
31 :
32 : #include "ogrsf_frmts.h"
33 : #include "ogr_api.h"
34 : #include "cpl_string.h"
35 : #include "mm_wrlayr.h"
36 :
37 : /************************************************************************/
38 : /* OGRMiraMonLayer */
39 : /************************************************************************/
40 :
41 : class OGRMiraMonLayer final
42 : : public OGRLayer,
43 : public OGRGetNextFeatureThroughRaw<OGRMiraMonLayer>
44 : {
45 : GDALDataset *m_poDS;
46 : OGRSpatialReference *m_poSRS;
47 : OGRFeatureDefn *m_poFeatureDefn;
48 :
49 : GUIntBig m_iNextFID;
50 :
51 : // Pointer to one of three possible MiraMon layers: points,
52 : // arcs or polygons. Every time a feature is read this pointer
53 : // points to the appropriate layer
54 : struct MiraMonVectLayerInfo *phMiraMonLayer;
55 :
56 : // When writing a layer
57 : struct MiraMonVectLayerInfo hMiraMonLayerPNT; // MiraMon points layer
58 : struct MiraMonVectLayerInfo hMiraMonLayerARC; // MiraMon arcs layer
59 : struct MiraMonVectLayerInfo hMiraMonLayerPOL; // MiraMon polygons layer
60 :
61 : // When reading a layer or the result of writing is only a DBF
62 : struct MiraMonVectLayerInfo hMiraMonLayerReadOrNonGeom;
63 :
64 : struct MiraMonFeature hMMFeature; // Feature reading/writing
65 :
66 : bool m_bUpdate;
67 :
68 : VSILFILE *m_fp = nullptr;
69 :
70 : // Array of doubles used in the field features processing
71 : double *padfValues;
72 : GInt64 *pnInt64Values;
73 :
74 : OGRFeature *GetNextRawFeature();
75 : OGRFeature *GetFeature(GIntBig nFeatureId) override;
76 : void GoToFieldOfMultipleRecord(MM_INTERNAL_FID iFID,
77 : MM_EXT_DBF_N_RECORDS nIRecord,
78 : MM_EXT_DBF_N_FIELDS nIField);
79 :
80 : OGRErr MMDumpVertices(OGRGeometryH hGeom, MM_BOOLEAN bExternalRing,
81 : MM_BOOLEAN bUseVFG);
82 : OGRErr MMProcessGeometry(OGRGeometryH poGeom, OGRFeature *poFeature,
83 : MM_BOOLEAN bcalculateRecord);
84 : OGRErr MMProcessMultiGeometry(OGRGeometryH hGeom, OGRFeature *poFeature);
85 : OGRErr MMLoadGeometry(OGRGeometryH hGeom);
86 : OGRErr MMWriteGeometry();
87 : GIntBig GetFeatureCount(int bForce) override;
88 :
89 : public:
90 : bool bValidFile;
91 :
92 : OGRMiraMonLayer(GDALDataset *poDS, const char *pszFilename, VSILFILE *fp,
93 : const OGRSpatialReference *poSRS, int bUpdate,
94 : CSLConstList papszOpenOptions,
95 : struct MiraMonVectMapInfo *MMMap);
96 : virtual ~OGRMiraMonLayer();
97 :
98 : void ResetReading() override;
99 1278 : DEFINE_GET_NEXT_FEATURE_THROUGH_RAW(OGRMiraMonLayer)
100 :
101 : OGRErr TranslateFieldsToMM();
102 : OGRErr TranslateFieldsValuesToMM(OGRFeature *poFeature);
103 : OGRErr GetExtent(OGREnvelope *psExtent, int bForce) override;
104 :
105 : OGRFeatureDefn *GetLayerDefn() override;
106 :
107 37 : virtual OGRErr GetExtent(int iGeomField, OGREnvelope *psExtent,
108 : int bForce) override
109 : {
110 37 : return OGRLayer::GetExtent(iGeomField, psExtent, bForce);
111 : }
112 :
113 : OGRErr ICreateFeature(OGRFeature *poFeature) override;
114 :
115 : virtual OGRErr CreateField(const OGRFieldDefn *poField,
116 : int bApproxOK = TRUE) override;
117 :
118 : int TestCapability(const char *) override;
119 : void AddToFileList(CPLStringList &oFileList);
120 :
121 16 : GDALDataset *GetDataset() override
122 : {
123 16 : return m_poDS;
124 : }
125 : };
126 :
127 : /************************************************************************/
128 : /* OGRMiraMonDataSource */
129 : /************************************************************************/
130 :
131 : class OGRMiraMonDataSource final : public GDALDataset
132 : {
133 : std::vector<std::unique_ptr<OGRMiraMonLayer>> m_apoLayers;
134 : std::string m_osRootName{};
135 : bool m_bUpdate = false;
136 : struct MiraMonVectMapInfo m_MMMap;
137 :
138 : public:
139 : OGRMiraMonDataSource();
140 : ~OGRMiraMonDataSource();
141 :
142 : bool Open(const char *pszFilename, VSILFILE *fp,
143 : const OGRSpatialReference *poSRS, CSLConstList papszOpenOptions);
144 : bool Create(const char *pszFilename, CSLConstList papszOptions);
145 :
146 380 : int GetLayerCount() override
147 : {
148 380 : return static_cast<int>(m_apoLayers.size());
149 : }
150 :
151 : OGRLayer *GetLayer(int) override;
152 : char **GetFileList() override;
153 :
154 : OGRLayer *ICreateLayer(const char *pszLayerName,
155 : const OGRGeomFieldDefn *poGeomFieldDefn,
156 : CSLConstList papszOptions) override;
157 :
158 : int TestCapability(const char *) override;
159 : };
160 :
161 : #endif /* OGRMIRAMON_H_INCLUDED */
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